发明名称 |
Slotted wellhead and multibowl polishing tool with woven polishing belt |
摘要 |
A tool for polishing a seal surface of a wellhead assembly includes a cylindrical tool body with an axis. The tool body includes a base member with a first end, and a second end. A tubular skirt member extends from the second end of the base member. The skirt member has a sidewall, a base end connected to the base member, and an open end opposite the base end. A plurality of axial slots extend through the sidewall of the skirt member, the axial slots being spaced circumferentially around the skirt member. A polishing belt is woven through the axial slots of the skirt member. |
申请公布号 |
US9458699(B2) |
申请公布日期 |
2016.10.04 |
申请号 |
US201314067142 |
申请日期 |
2013.10.30 |
申请人 |
GE Oil & Gas Pressure Control LP |
发明人 |
Monjure Noel Anthony;Borak Eugene Allen;Helvenston Andrew Browne |
分类号 |
E21B37/00;B24D9/04;B24B5/40;E21B41/00 |
主分类号 |
E21B37/00 |
代理机构 |
Bracewell LLP |
代理人 |
Bracewell LLP ;Morgan Linda L. |
主权项 |
1. A tool for polishing a seal surface of a wellhead assembly, comprising:
a cylindrical tool body with an axis, the tool body comprising:
a base member with a first end, and a second end;a tubular skirt member extending from the second end of the base member, the skirt member having a sidewall, a base end connected to the base member, and an open end opposite the base end; anda plurality of axial slots extending through the sidewall of the skirt member, the axial slots being spaced circumferentially around the skirt member; a polishing belt woven through the axial slots of the skirt member; and a connection member located at a first end of the base member sized for connecting the base member to a tubular well string and oriented to maintain the base member with the tubular well string during rotation of the tubular well string within the wellhead assembly a subterranean well. |
地址 |
Houston TX US |